BR112022001940A2 - Method for the production of lyocell staple fibers - Google Patents

Method for the production of lyocell staple fibers

Info

Publication number
BR112022001940A2
BR112022001940A2 BR112022001940A BR112022001940A BR112022001940A2 BR 112022001940 A2 BR112022001940 A2 BR 112022001940A2 BR 112022001940 A BR112022001940 A BR 112022001940A BR 112022001940 A BR112022001940 A BR 112022001940A BR 112022001940 A2 BR112022001940 A2 BR 112022001940A2
Authority
BR
Brazil
Prior art keywords
cellulose
staple fibers
filaments
production
woven fleece
Prior art date
Application number
BR112022001940A
Other languages
Portuguese (pt)
Inventor
Christian Schirk
Christoph Schrempf
Franz Gugerell
Original Assignee
Chemiefaser Lenzing Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=67539330&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR112022001940(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Chemiefaser Lenzing Ag filed Critical Chemiefaser Lenzing Ag
Publication of BR112022001940A2 publication Critical patent/BR112022001940A2/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F11/00—Chemical after-treatment of artificial filaments or the like during manufacture
    • D01F11/02—Chemical after-treatment of artificial filaments or the like during manufacture of cellulose, cellulose derivatives, or proteins
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/425—Cellulose series
    • D04H1/4258—Regenerated cellulose series
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2001/00—Use of cellulose, modified cellulose or cellulose derivatives, e.g. viscose, as moulding material
    • B29K2001/08—Cellulose derivatives
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
    • D10B2201/20—Cellulose-derived artificial fibres
    • D10B2201/22—Cellulose-derived artificial fibres made from cellulose solutions

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Nonwoven Fabrics (AREA)
  • Artificial Filaments (AREA)

Abstract

método para a produção de fibras descontínuas de liocel. a presente invenção refere-se a um método para a produção de fibras descontínuas de liocel, compreendendo as etapas na seguinte ordem: a) extrusão de filamentos a partir de uma solução de celulose em um solvente orgânico b) precipitação da celulose para a formação de filamentos contínuos de celulose c) lavagem dos filamentos de celulose d) contato dos filamentos de celulose com um agente de reticulação e) reação dos filamentos de celulose com o agente de reticulação em uma câmara de reação f) lavagem dos filamentos de celulose tratados g) corte dos filamentos de celulose lavados em fibras descontínuas h) formação de um velo não tecido a partir das fibras descontínuas e compressão do velo não tecido i) acabamento do velo não tecido e compressão do velo não tecido.method for the production of lyocell staple fibers. the present invention relates to a method for the production of lyocell staple fibers, comprising the steps in the following order: a) extrusion of filaments from a solution of cellulose in an organic solvent b) precipitation of cellulose to form cellulose continuous cellulose filaments c) washing the cellulose filaments d) contacting the cellulose filaments with a crosslinking agent e) reacting the cellulose filaments with the crosslinking agent in a reaction chamber f) washing the treated cellulose filaments g) cutting the washed cellulose filaments into staple fibers h) forming a non-woven fleece from the staple fibers and compressing the non-woven fleece i) finishing the non-woven fleece and compressing the non-woven fleece.

BR112022001940A 2019-08-02 2020-07-29 Method for the production of lyocell staple fibers BR112022001940A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19189737.0A EP3771755A1 (en) 2019-08-02 2019-08-02 Method for the preparation of lyocell staple fibres
PCT/EP2020/071378 WO2021023594A1 (en) 2019-08-02 2020-07-29 Method for producing lyocell staple fibers

Publications (1)

Publication Number Publication Date
BR112022001940A2 true BR112022001940A2 (en) 2022-05-03

Family

ID=67539330

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022001940A BR112022001940A2 (en) 2019-08-02 2020-07-29 Method for the production of lyocell staple fibers

Country Status (12)

Country Link
US (1) US20220275537A1 (en)
EP (2) EP3771755A1 (en)
JP (1) JP2022542961A (en)
KR (1) KR20220037512A (en)
CN (1) CN114174572A (en)
BR (1) BR112022001940A2 (en)
CA (1) CA3145647A1 (en)
ES (1) ES2954946T3 (en)
FI (1) FI4007826T3 (en)
PT (1) PT4007826T (en)
TW (1) TWI849190B (en)
WO (1) WO2021023594A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI814782B (en) * 2018-03-06 2023-09-11 奧地利商蘭仁股份有限公司 Solvent-spun cellulosic fibre
CN115627632A (en) * 2022-10-12 2023-01-20 中国纺织科学研究院有限公司 Lyocell staple fiber and preparation method thereof

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4246221A (en) 1979-03-02 1981-01-20 Akzona Incorporated Process for shaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solvent
GB9122318D0 (en) 1991-10-21 1991-12-04 Courtaulds Plc Treatment of elongate members
AT396930B (en) 1992-01-23 1993-12-27 Chemiefaser Lenzing Ag AMINOXIDE
ATA53792A (en) * 1992-03-17 1995-02-15 Chemiefaser Lenzing Ag METHOD FOR PRODUCING CELLULOSIC MOLDED BODIES, DEVICE FOR IMPLEMENTING THE METHOD AND USE OF A SPINNING DEVICE
GB9222059D0 (en) 1992-10-21 1992-12-02 Courtaulds Plc Fibre treatment
US5882356A (en) * 1992-10-21 1999-03-16 Courtaulds Fibres (Holdings) Limited Fibre treatment
TW256860B (en) 1993-05-24 1995-09-11 Courtaulds Fibres Holdings Ltd
GB9404547D0 (en) 1994-03-09 1994-04-20 Courtaulds Fibres Holdings Ltd Fibre production process
GB9407496D0 (en) 1994-04-15 1994-06-08 Courtaulds Fibres Holdings Ltd Fibre treatment
GB9410912D0 (en) * 1994-06-01 1994-07-20 Courtaulds Plc Fibre treatment
AT402741B (en) 1995-10-13 1997-08-25 Chemiefaser Lenzing Ag METHOD FOR PRODUCING CELLULOSIC FIBERS
AT409144B (en) 1996-06-21 2002-05-27 Chemiefaser Lenzing Ag METHOD FOR TREATING CELLULOSE FIBERS AND FORMS OF THESE FIBERS
US6235392B1 (en) * 1996-08-23 2001-05-22 Weyerhaeuser Company Lyocell fibers and process for their preparation
US5833018A (en) 1996-12-20 1998-11-10 Pegasus International Inc. Drill pipe/casing protector
AT2256U1 (en) 1997-10-15 1998-07-27 Chemiefaser Lenzing Ag METHOD FOR TREATING CELLULOSIC MOLDED BODIES
DE10007794A1 (en) * 2000-02-21 2001-06-28 Zimmer Ag Composition useful for making containers, films, membranes and fibers, comprises a biodegradable polymer and a marine plant or shell material
DE10043297B4 (en) 2000-09-02 2005-12-08 Thüringisches Institut für Textil- und Kunststoff-Forschung e.V. Process for the production of cellulose fibers and cellulose filament yarns
GB2373784A (en) * 2001-03-30 2002-10-02 Tencel Ltd Lyocell fibre and treatment to reduce fibrillation
AT411769B (en) * 2002-07-12 2004-05-25 Chemiefaser Lenzing Ag METHOD FOR PRODUCING CELLULOSIC MOLDED BODIES
AT501327B1 (en) * 2003-07-21 2007-01-15 Chemiefaser Lenzing Ag USE OF A CELLULOSIC STAPLE FIBER OF THE GENUS LYOCELL
AT507386A1 (en) 2008-09-22 2010-04-15 Chemiefaser Lenzing Ag METHOD FOR THE TREATMENT OF CELLULOSIC FORM BODIES
AT509289B1 (en) * 2009-12-28 2014-06-15 Chemiefaser Lenzing Ag FUNCTIONALIZED CELLULOSIC FORM BODY AND METHOD FOR THE PRODUCTION THEREOF
CN203403200U (en) 2013-08-02 2014-01-22 山东英利实业有限公司 Two-dimensional and three-dimensional short fiber after-treatment generality device
CN203402582U (en) 2013-08-02 2014-01-22 山东英利实业有限公司 Conveying device used for chemical fiber production
TWI667378B (en) 2014-01-03 2019-08-01 奧地利商蘭精股份有限公司 Cellulosic fibre
CN203904520U (en) 2014-05-23 2014-10-29 山东英利实业有限公司 Water collector for use in fiber washing
CN203960407U (en) 2014-07-26 2014-11-26 山东英利实业有限公司 That in a kind of spinning production process, uses spins a mouthful heater
CN204000264U (en) 2014-08-07 2014-12-10 恒天天鹅股份有限公司 A kind of tow washer
CN203999953U (en) 2014-08-07 2014-12-10 恒天天鹅股份有限公司 A kind of guide wire apparatus
CN204265902U (en) 2014-11-08 2015-04-15 山东英利实业有限公司 A kind of lyocell fiber tow water washing device
CN106757906B (en) 2016-12-07 2019-07-23 东华大学 The permanent curl shaping device group of regenerated celulose fibre directly makes a system and method
TWI814782B (en) * 2018-03-06 2023-09-11 奧地利商蘭仁股份有限公司 Solvent-spun cellulosic fibre
CN108360182A (en) 2018-04-19 2018-08-03 山东英利实业有限公司 A kind of system and method for producing crosslinking Lyocell fibers

Also Published As

Publication number Publication date
TWI849190B (en) 2024-07-21
FI4007826T3 (en) 2023-08-29
TW202134492A (en) 2021-09-16
JP2022542961A (en) 2022-10-07
CA3145647A1 (en) 2021-02-11
EP4007826B1 (en) 2023-06-07
KR20220037512A (en) 2022-03-24
WO2021023594A1 (en) 2021-02-11
EP3771755A1 (en) 2021-02-03
US20220275537A1 (en) 2022-09-01
ES2954946T3 (en) 2023-11-27
PT4007826T (en) 2023-09-11
CN114174572A (en) 2022-03-11
EP4007826A1 (en) 2022-06-08

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